ai datacenter

2 articles

400 VDC vs 800 VDC vs 415V AC: AI Datacenter Power Architecture

A 2026 comparison of 400 VDC, 800 VDC, and 415V AC data center power architectures, covering NVIDIA's monopolar Kyber design, OCP's bipolar Diablo 400 spec, copper and efficiency data, and rollout timelines.

7/21/2026• 35 min read

800vdc400vdc415v ac

How to Build an AI Datacenter: GPU Cluster Engineering Guide

A 2026 engineering guide to building an AI datacenter, covering GPU cluster architecture, InfiniBand vs Ethernet, power and cooling density, cost per megawatt, and grid interconnection bottlenecks.

7/21/2026• 33 min read

ai datacentergpu cluster architectureinfiniband vs ethernet